RANKING · 2010 CENSUS · 14 SHOWN OF 14

Fastest growing, Massachusetts counties · 2010

Massachusetts counties ranked by population growth from the 2000 census to 2010. This list covers the 14 counties in Massachusetts that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros

RELATEDLargest by population Fastest shrinking Most population gained Most population lost Most densely populated Most sparsely populated

YEAR2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION GROWTHVS 2000

01Dukes County, MAMA21,219+10.3%−18.4 pts

02Nantucket County, MAMA14,758+6.8%−51.5 pts

03Worcester County, MAMA888,502+6.3%+0.5 pts

04Plymouth County, MAMA546,829+4.7%−4.0 pts

05Suffolk County, MAMA791,891+4.7%+0.8 pts

06Hampshire County, MAMA164,065+3.8%−0.0 pts

07Norfolk County, MAMA739,749+3.2%−2.4 pts

08Essex County, MAMA826,653+2.7%−5.2 pts

09Middlesex County, MAMA1,669,979+2.6%−2.2 pts

10Bristol County, MAMA593,640+2.5%−3.1 pts

11Hampden County, MAMA464,338+1.6%+1.6 pts

12Franklin County, MAMA70,698-0.2%−2.3 pts

13Berkshire County, MAMA128,224-2.8%+0.4 pts

14Barnstable County, MAMA233,539-2.9%−21.9 pts

SHOWING 1–14 OF 14

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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU DECENNIAL CENSUS